6x-9[9(x+4)-(x-8)]-9=

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Solution for 6x-9[9(x+4)-(x-8)]-9= equation:


Simplifying
6x + -9[9(x + 4) + -1(x + -8)] + -9 = 0

Reorder the terms:
6x + -9[9(4 + x) + -1(x + -8)] + -9 = 0
6x + -9[(4 * 9 + x * 9) + -1(x + -8)] + -9 = 0
6x + -9[(36 + 9x) + -1(x + -8)] + -9 = 0

Reorder the terms:
6x + -9[36 + 9x + -1(-8 + x)] + -9 = 0
6x + -9[36 + 9x + (-8 * -1 + x * -1)] + -9 = 0
6x + -9[36 + 9x + (8 + -1x)] + -9 = 0

Reorder the terms:
6x + -9[36 + 8 + 9x + -1x] + -9 = 0

Combine like terms: 36 + 8 = 44
6x + -9[44 + 9x + -1x] + -9 = 0

Combine like terms: 9x + -1x = 8x
6x + -9[44 + 8x] + -9 = 0
6x + [44 * -9 + 8x * -9] + -9 = 0
6x + [-396 + -72x] + -9 = 0

Reorder the terms:
-396 + -9 + 6x + -72x = 0

Combine like terms: -396 + -9 = -405
-405 + 6x + -72x = 0

Combine like terms: 6x + -72x = -66x
-405 + -66x = 0

Solving
-405 + -66x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '405' to each side of the equation.
-405 + 405 + -66x = 0 + 405

Combine like terms: -405 + 405 = 0
0 + -66x = 0 + 405
-66x = 0 + 405

Combine like terms: 0 + 405 = 405
-66x = 405

Divide each side by '-66'.
x = -6.136363636

Simplifying
x = -6.136363636

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